November Cook-Off 2018 Division 2
Beautiful Garland, Truth and Dare
December Challenge 2018 Division 2
(Challenge) Delete DAG, Max and Electrical Panel, Chef and Interactive XOR, Chef and Interactive Contests, Chef and An Ideal Problem
November Challenge 2018 Division 2
Appy Loves One, Chef and Happiness, Chef and Difficult Contests, Chef, Primes and Trees (Challenge), Good Median, Chef and Ridges
January Challenge 2019 Division 2
Lucky Number Game, A Pizza Slice, Fancy Quotes, Chef and Modulo Game, Distinct Pairs, Different Neighbours, Yet Another Problem About Sequences
February Challenge 2019 Division 1
Manhattan Rectangle, Guess It Right, Chef and Secret Ingredients, Appy and Contest, Art of Balance
March Challenge 2019 Division 1
Yet Again a Subarray Problem
April Challenge 2019 Division 1
Playing with Numbers, Friend or Girlfriend, Maximum Remaining, Subtree Removal, Fencing
India